Tirado Otálvaro, Andrés Felipe, et al. “Ten Years of Achievements of the Nursing Program at the Universidad Pontificia Bolivariana in Vulnerable Communities in Medellin and the Metropolitan Area”. Medicina UPB, vol. 31, no. 2, Dec. 2012, pp. 160-9, https://revistas.upb.edu.co/index.php/medicina/article/view/1694.